<title>「一本通 5.4 练习 3」动物园</title><link href="http://hzoi.com/tomorrow.css" rel="stylesheet"><div class="ui existing segment"><pre><code><span class="pl-cp">#include</span><span class="pl-cpf">&lt;iostream&gt;</span><span class="pl-cp"></span>
<span class="pl-cp">#include</span><span class="pl-cpf">&lt;cstring&gt;</span><span class="pl-cp"></span>
<span class="pl-cp">#include</span><span class="pl-cpf">&lt;cmath&gt;</span><span class="pl-cp"></span>
<span class="pl-cp">#include</span><span class="pl-cpf">&lt;cstdio&gt;</span><span class="pl-cp"></span>
<span class="pl-cp">#include</span><span class="pl-cpf">&lt;algorithm&gt;</span><span class="pl-cp"></span>
<span class="pl-k">using</span> <span class="pl-k">namespace</span> <span class="pl-n">std</span><span class="pl-p">;</span>
<span class="pl-kt">int</span> <span class="pl-n">n</span><span class="pl-p">,</span><span class="pl-n">c</span><span class="pl-p">,</span><span class="pl-n">ans</span><span class="pl-p">;</span>
<span class="pl-kt">int</span> <span class="pl-n">love</span><span class="pl-p">[</span><span class="pl-mi">100005</span><span class="pl-p">][</span><span class="pl-mi">38</span><span class="pl-p">],</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-mi">100005</span><span class="pl-p">][</span><span class="pl-mi">38</span><span class="pl-p">];</span>
<span class="pl-kt">int</span> <span class="pl-nf">MAX</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">a</span><span class="pl-p">,</span><span class="pl-kt">int</span> <span class="pl-n">b</span><span class="pl-p">){</span><span class="pl-k">return</span> <span class="pl-n">a</span><span class="pl-o">&gt;</span><span class="pl-n">b</span><span class="pl-o">?</span><span class="pl-nl">a</span><span class="pl-p">:</span><span class="pl-n">b</span><span class="pl-p">;}</span>
<span class="pl-kt">int</span> <span class="pl-nf">main</span><span class="pl-p">()</span>
<span class="pl-p">{</span>
    <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">n</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">c</span><span class="pl-p">);</span>
    <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">i</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">&lt;=</span><span class="pl-n">c</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">++</span><span class="pl-p">)</span>
    <span class="pl-p">{</span>
        <span class="pl-kt">int</span> <span class="pl-n">e</span><span class="pl-p">,</span><span class="pl-n">f</span><span class="pl-p">,</span><span class="pl-n">l</span><span class="pl-p">;</span>
        <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d%d%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">e</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">f</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">l</span><span class="pl-p">);</span>
        <span class="pl-kt">int</span> <span class="pl-n">like</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">,</span><span class="pl-n">hate</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">j</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">&lt;=</span><span class="pl-n">f</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">++</span><span class="pl-p">)</span>
        <span class="pl-p">{</span>
            <span class="pl-kt">int</span> <span class="pl-n">x</span><span class="pl-p">;</span>
            <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">x</span><span class="pl-p">);</span>
            <span class="pl-n">x</span><span class="pl-o">=</span><span class="pl-p">(</span><span class="pl-n">x</span><span class="pl-o">-</span><span class="pl-n">e</span><span class="pl-o">+</span><span class="pl-n">n</span><span class="pl-p">)</span><span class="pl-o">%</span><span class="pl-n">n</span><span class="pl-p">;</span>
            <span class="pl-n">like</span><span class="pl-o">|=</span><span class="pl-p">(</span><span class="pl-mi">1</span><span class="pl-o">&lt;&lt;</span><span class="pl-n">x</span><span class="pl-p">);</span>
        <span class="pl-p">}</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">j</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">&lt;=</span><span class="pl-n">l</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">++</span><span class="pl-p">)</span>
        <span class="pl-p">{</span>
            <span class="pl-kt">int</span> <span class="pl-n">y</span><span class="pl-p">;</span>
            <span class="pl-n">scanf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d&quot;</span><span class="pl-p">,</span><span class="pl-o">&amp;</span><span class="pl-n">y</span><span class="pl-p">);</span>
            <span class="pl-n">y</span><span class="pl-o">=</span><span class="pl-p">(</span><span class="pl-n">y</span><span class="pl-o">-</span><span class="pl-n">e</span><span class="pl-o">+</span><span class="pl-n">n</span><span class="pl-p">)</span><span class="pl-o">%</span><span class="pl-n">n</span><span class="pl-p">;</span>
            <span class="pl-n">hate</span><span class="pl-o">|=</span><span class="pl-p">(</span><span class="pl-mi">1</span><span class="pl-o">&lt;&lt;</span><span class="pl-n">y</span><span class="pl-p">);</span>
        <span class="pl-p">}</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">j</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">&lt;=</span><span class="pl-mi">31</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">++</span><span class="pl-p">)</span>
            <span class="pl-k">if</span><span class="pl-p">((</span><span class="pl-n">hate</span><span class="pl-o">&amp;</span><span class="pl-n">j</span> <span class="pl-o">||</span> <span class="pl-p">((</span><span class="pl-mi">31</span><span class="pl-o">^</span><span class="pl-n">j</span><span class="pl-p">)</span><span class="pl-o">&amp;</span><span class="pl-n">like</span><span class="pl-p">)))</span>
                <span class="pl-n">love</span><span class="pl-p">[</span><span class="pl-n">e</span><span class="pl-p">][</span><span class="pl-n">j</span><span class="pl-p">]</span><span class="pl-o">++</span><span class="pl-p">;</span>
    <span class="pl-p">}</span>
    <span class="pl-n">ans</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span>
    <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">h</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span><span class="pl-n">h</span><span class="pl-o">&lt;</span><span class="pl-mi">16</span><span class="pl-p">;</span><span class="pl-n">h</span><span class="pl-o">++</span><span class="pl-p">)</span>
    <span class="pl-p">{</span>
        <span class="pl-n">memset</span><span class="pl-p">(</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-mi">0</span><span class="pl-p">],</span><span class="pl-mi">128</span><span class="pl-p">,</span><span class="pl-k">sizeof</span><span class="pl-p">(</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-mi">0</span><span class="pl-p">]));</span>
        <span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-mi">0</span><span class="pl-p">][</span><span class="pl-n">h</span><span class="pl-o">&lt;&lt;</span><span class="pl-mi">1</span><span class="pl-p">]</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span>
        <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">i</span><span class="pl-o">=</span><span class="pl-mi">1</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">&lt;=</span><span class="pl-n">n</span><span class="pl-p">;</span><span class="pl-n">i</span><span class="pl-o">++</span><span class="pl-p">)</span>
        <span class="pl-p">{</span>
            <span class="pl-k">for</span><span class="pl-p">(</span><span class="pl-kt">int</span> <span class="pl-n">j</span><span class="pl-o">=</span><span class="pl-mi">0</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">&lt;=</span><span class="pl-mi">31</span><span class="pl-p">;</span><span class="pl-n">j</span><span class="pl-o">++</span><span class="pl-p">)</span>
            <span class="pl-p">{</span>
                <span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">][</span><span class="pl-n">j</span><span class="pl-p">]</span><span class="pl-o">=</span><span class="pl-n">MAX</span><span class="pl-p">(</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-o">-</span><span class="pl-mi">1</span><span class="pl-p">][(</span><span class="pl-n">j</span><span class="pl-o">&amp;</span><span class="pl-mi">15</span><span class="pl-p">)</span><span class="pl-o">&lt;&lt;</span><span class="pl-mi">1</span><span class="pl-p">],</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-o">-</span><span class="pl-mi">1</span><span class="pl-p">][(</span><span class="pl-n">j</span><span class="pl-o">&amp;</span><span class="pl-mi">15</span><span class="pl-p">)</span><span class="pl-o">&lt;&lt;</span><span class="pl-mi">1</span><span class="pl-o">|</span><span class="pl-mi">1</span><span class="pl-p">])</span><span class="pl-o">+</span><span class="pl-n">love</span><span class="pl-p">[</span><span class="pl-n">i</span><span class="pl-p">][</span><span class="pl-n">j</span><span class="pl-p">];</span>                
            <span class="pl-p">}</span>
        <span class="pl-p">}</span>            
        <span class="pl-n">ans</span><span class="pl-o">=</span><span class="pl-n">MAX</span><span class="pl-p">(</span><span class="pl-n">ans</span><span class="pl-p">,</span><span class="pl-n">MAX</span><span class="pl-p">(</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-n">n</span><span class="pl-p">][</span><span class="pl-n">h</span><span class="pl-o">&lt;&lt;</span><span class="pl-mi">1</span><span class="pl-p">],</span><span class="pl-n">f</span><span class="pl-p">[</span><span class="pl-n">n</span><span class="pl-p">][</span><span class="pl-n">h</span><span class="pl-o">&lt;&lt;</span><span class="pl-mi">1</span><span class="pl-o">|</span><span class="pl-mi">1</span><span class="pl-p">]));</span>
    <span class="pl-p">}</span>  
    <span class="pl-n">printf</span><span class="pl-p">(</span><span class="pl-s">&quot;%d&quot;</span><span class="pl-p">,</span><span class="pl-n">ans</span><span class="pl-p">);</span>
<span class="pl-p">}</span>
</cpde></pre></div>